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From "Alexey Goncharuk (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (IGNITE-8873) Optimize cache scans with enabled persistence.
Date Fri, 26 Oct 2018 10:28:00 GMT

    [ https://issues.apache.org/jira/browse/IGNITE-8873?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16664991#comment-16664991
] 

Alexey Goncharuk commented on IGNITE-8873:
------------------------------------------

[~ascherbakov], thanks, I merged your changes to master. Please create and link a documentation
ticket and resolve this ticket.

> Optimize cache scans with enabled persistence.
> ----------------------------------------------
>
>                 Key: IGNITE-8873
>                 URL: https://issues.apache.org/jira/browse/IGNITE-8873
>             Project: Ignite
>          Issue Type: Improvement
>            Reporter: Alexei Scherbakov
>            Assignee: Alexei Scherbakov
>            Priority: Major
>             Fix For: 2.8
>
>
> Currently cache scans with enabled persistence involve link resolution, which can lead
to radom disk access resulting in bad performace on SAS disks.
> One possibility is to preload cache data pages to remove slow random disk access.



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